Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
Stratified epithelia are specialized to allow substances to cross their cells rapidly.
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Ch. 4 Histology
Amerman2nd EditionHuman Anatomy & PhysiologyISBN: 9780136873822
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TOC.tableOfContents
- Ch. 1 Introduction to Anatomy and Physiology26
- Ch. 2 The Chemistry of Life38
- Ch. 3 The Cell55
- Ch. 4 Histology47
- Ch. 5 The Integumentary System30
- Ch. 6 Bones and Bone Tissue36
- Ch. 7 The Skeletal System40
- Ch. 8 Articulations19
- Ch. 9 The Muscular System36
- Ch. 10 Muscle Tissue and Physiology29
- Ch. 11 Introduction to the Nervous System and Nervous Tissue28
- Ch. 12 The Central Nervous System42
- Ch. 13 The Peripheral Nervous System41
- Ch. 14 The Autonomic Nervous System and Homeostasis31
- Ch. 15 The Special Senses39
- Ch. 16 The Endocrine System42
- Ch. 17 The Cardiovascular System I: The Heart30
- Ch. 18 The Cardiovascular System II: The Blood Vessels43
- Ch. 19 Blood32
- Ch. 20 The Lymphatic System and Immunity45
- Ch. 21 The Respiratory System27
- Ch. 22 The Digestive System27
- Ch. 23 Metabolism and Nutrition7
- Ch. 24 The Urinary System39
- Ch. 25 Fluid, Electrolyte, and Acid-Base Homeostasis39
- Ch. 26 The Reproductive System10
- Ch. 27 Development and Heredity5
Amerman2nd EditionHuman Anatomy & PhysiologyISBN: 9780136873822Non è quello che usi tu?Cambia libro di testo
Capitolo 4, Problema 5d
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
A goblet cell is a unicellular exocrine gland that secretes mucus.
Guida verificata passo dopo passo1
Step 1: Understand the definition of a goblet cell. Goblet cells are specialized unicellular exocrine glands found in epithelial tissues, particularly in the respiratory and digestive tracts. Their primary function is to secrete mucus.
Step 2: Analyze the statement provided: 'A goblet cell is a unicellular exocrine gland that secretes mucus.' Compare this statement to the definition of goblet cells.
Step 3: Determine whether the statement is true or false based on the comparison. Since goblet cells are indeed unicellular exocrine glands that secrete mucus, the statement is true.
Step 4: If the statement were false, identify the incorrect part and correct it. For example, if the statement incorrectly described goblet cells as multicellular or as secreting a substance other than mucus, you would revise it to align with the correct definition.
Step 5: Conclude that the statement is true and does not require correction, as it accurately describes the function and classification of goblet cells.
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Goblet Cells
Goblet cells are specialized epithelial cells found in various mucosal tissues, primarily responsible for the secretion of mucus. They are classified as unicellular exocrine glands, meaning they release their secretions directly onto the epithelial surface rather than through ducts. This mucus plays a crucial role in protecting and lubricating the surfaces of organs, particularly in the respiratory and gastrointestinal tracts.
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04:39
Unicellular Exocrine Glands - Goblet Cells
Exocrine Glands
Exocrine glands are glands that secrete their products through ducts to the outside of the body or into the lumen of an organ. Unlike endocrine glands, which release hormones directly into the bloodstream, exocrine glands produce substances such as enzymes, sweat, saliva, and mucus. Understanding the function and structure of exocrine glands is essential for recognizing how goblet cells fit into the broader category of glandular tissues.
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06:14Exocrine vs. Endocrine Glands
Mucus Function
Mucus is a viscous fluid produced by goblet cells and other mucous membranes, serving several vital functions in the body. It acts as a protective barrier, trapping pathogens and particles, and facilitates the movement of materials through the digestive tract. Additionally, mucus helps to keep surfaces moist, which is essential for the proper functioning of respiratory and digestive systems.
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Percorso guidato
06:04Functional Groups
Pratica correlata
Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
Epithelial tissues are classified by cell shape and the number of cell layers.
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1
rank
Domanda del libro di testo
Match each type of epithelium with its correct location in the body.
Simple squamous
Pseudostratified columnar
Keratinized stratified
Simple columnar
Transitional
Simple cuboidal
a. Skin
b. Urinary bladder
c. Air sacs of the lungs, squamous blood vessels
d. Kidney tubules, thyroid gland
e. Respiratory passages, nasal cavity
f. Digestive tract
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Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
Epithelial tissues function in protection, immune defenses, secretion, transport, and sensation.
714
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Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
Epithelial tissue is highly vascular.
784
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Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
Pseudostratified epithelium appears to be simple epithelium but is actually stratified.
776
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